040000 tree 4af622f8457145c7d78f03bf7ff1da2a591e57de	android
040000 tree 18528093e99216d7226ffb63414d87af10c7d354	docgen
040000 tree d9ef8e39fa1598b85469bc7627bb4aede85632ca	lib
040000 tree 8c067b19984822922e68a48c814de64d72816569	skyframe